Study the given Venn diagram.
Centre point
represents
AFormation of clouds
BGlowing of hot iron
CThreshing of wheat crop
DRusting of iron.
The answer is option D as rusting of Iron is a slow change as it takes along time.It is a chemical change as many chemical reactions occur when Rusting of Iron happens It is a Irreversible change as you cannot reverse the Rusting of Iron.Thank youI hope I prove to be some help.